#include "mainwindow.h"
#include "ui_mainwindow.h"
#include<qDebug>

MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainWindow)
{
    ui->setupUi(this);

    QMenuBar*menuBar = new QMenuBar();
    this->setMenuBar(menuBar);

    QMenu*menu1 =new QMenu("文件(&F)");
    QMenu*menu2 =new QMenu("视图(&V)");
    menuBar->addMenu(menu1);
    menuBar->addMenu(menu2);


    //创建四个菜单项
    QAction*action1 = new QAction("action1 (&Q)");
    QAction*action2 = new QAction("action2 (&W)");
    QAction*action3 = new QAction("action3 (&E)");
    QAction*action4 = new QAction("action4 (&R)");

    menu1->addAction(action1);
    menu1->addAction(action2);
    menu2->addAction(action3);
    menu2->addAction(action4);

    //如果不绑定槽函数，快捷键没用
    connect(action1,&QAction::triggered,this,&MainWindow::handle1);
    connect(action2,&QAction::triggered,this,&MainWindow::handle2);
    connect(action3,&QAction::triggered,this,&MainWindow::handle3);
    connect(action4,&QAction::triggered,this,&MainWindow::handle4);
}

MainWindow::~MainWindow()
{
    delete ui;
}

void MainWindow::handle1()
{
    qDebug()<<"handle1";
}

void MainWindow::handle2()
{
    qDebug()<<"handle2";
}

void MainWindow::handle3()
{
    qDebug()<<"handle3";
}

void MainWindow::handle4()
{
    qDebug()<<"handle4";
}

